CVE-2021-26400: AMD CPU

Medium severity, CVSS 4.0. EPSS: 0.2% chance of exploitation in the next 30 days.

AMD processors may speculatively re-order load instructions which can result in stale data being observed when multiple processors are operating on shared memory, resulting in potential data leakage.

Affected products

• AMD CPU: affected versions not specified

Published 2022-05-11. Last modified 2026-06-17.